the threats yet, either. Gas leaks could send homes up in flames at any moment. Abc's terry moran has the latest on that from bay head. Good morning, terry. Reporter: Good morning, george. As dawn comes up over the atlantic behind me, it's hard to imagine that placid ocean obliterating a sand dune and slamming these homes. You can see it here, knocking homes off foundations. Ripping out the infrastructure. There's countless gas lines ruptured up and down this shoreline. That's the main danger now, gas. One spark, I know it. Just really never expected to be what it was. Reporter: Mary ward, like so many here on the jersey shore, has been through so much. Everywhere you go, you hear -- just the gas, all the open gas lines, going.Just scared to death. Reporter: Fire now stalks the shore. This blaze fueled by natural gas leaks. The battle now is to prevent a catastrophe after the catastrophe. Do you hear that? That is the sound that everyone left in these towns is fearing the most right now. It is a hissing gas main. You hear it on street after street, right up the shore. You can fell the gas in the air. And fire officials are concerned that these towns are ticking time bombs. Once the gas gets under that house, we have to get out of here. Reporter: In the town of ortley beach, frank is living in real danger. Have you called the gas company about this? Five times. Reporter: What's their response been? We'll get there as soon as you can. Reporter: You can see the gas pouring out. It ruptured monday night. Where are all of the gas trucks? You got down the block. We got down the block. Why can't we get gas trucks down the block? Reporter: One thing there is no question. We saw only a handful of gas crews out on the streets. Just a handful of gas crews. The utility here is overwhelmed.

This transcript has been automatically generated and may not be 100% accurate.

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